[INFO] cloning repository https://github.com/voidumbrella/molarmass
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/voidumbrella/molarmass" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidumbrella%2Fmolarmass", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidumbrella%2Fmolarmass'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dde4412b831e6bc41cafe20aac1e2e9d456c85c3
[INFO] testing voidumbrella/molarmass against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidumbrella%2Fmolarmass" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/voidumbrella/molarmass on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/voidumbrella/molarmass
[INFO] finished tweaking git repo https://github.com/voidumbrella/molarmass
[INFO] tweaked toml for git repo https://github.com/voidumbrella/molarmass written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/voidumbrella/molarmass already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37bcca5a784e06391c30acf03f31b92fabe1b789502f6e90dbbb8700ea41b740
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "37bcca5a784e06391c30acf03f31b92fabe1b789502f6e90dbbb8700ea41b740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37bcca5a784e06391c30acf03f31b92fabe1b789502f6e90dbbb8700ea41b740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37bcca5a784e06391c30acf03f31b92fabe1b789502f6e90dbbb8700ea41b740", kill_on_drop: false }`
[INFO] [stdout] 37bcca5a784e06391c30acf03f31b92fabe1b789502f6e90dbbb8700ea41b740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50651a33aa4b199be38eae15d89ea46801e92e0dde1b4bbfaa34772dc2d7d73c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50651a33aa4b199be38eae15d89ea46801e92e0dde1b4bbfaa34772dc2d7d73c", kill_on_drop: false }`
[INFO] [stderr]    Compiling molarmass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "50651a33aa4b199be38eae15d89ea46801e92e0dde1b4bbfaa34772dc2d7d73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50651a33aa4b199be38eae15d89ea46801e92e0dde1b4bbfaa34772dc2d7d73c", kill_on_drop: false }`
[INFO] [stdout] 50651a33aa4b199be38eae15d89ea46801e92e0dde1b4bbfaa34772dc2d7d73c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2bb0179d05eb87626efefd35580f962b23b6b7e95862fb08e88e2d26009fd2e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f2bb0179d05eb87626efefd35580f962b23b6b7e95862fb08e88e2d26009fd2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling molarmass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "f2bb0179d05eb87626efefd35580f962b23b6b7e95862fb08e88e2d26009fd2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bb0179d05eb87626efefd35580f962b23b6b7e95862fb08e88e2d26009fd2e", kill_on_drop: false }`
[INFO] [stdout] f2bb0179d05eb87626efefd35580f962b23b6b7e95862fb08e88e2d26009fd2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2227f9513085bc30a80fadd10c2d9b71cae5b1100e348e06757bf2efa08514a5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2227f9513085bc30a80fadd10c2d9b71cae5b1100e348e06757bf2efa08514a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/molarmass-7ca8eafa7069d2cb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_molar_mass ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2227f9513085bc30a80fadd10c2d9b71cae5b1100e348e06757bf2efa08514a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2227f9513085bc30a80fadd10c2d9b71cae5b1100e348e06757bf2efa08514a5", kill_on_drop: false }`
[INFO] [stdout] 2227f9513085bc30a80fadd10c2d9b71cae5b1100e348e06757bf2efa08514a5